(n): an officer of the law
(n): an assistant with power to act when his superior is absent
(n): a person who contributes to the fulfillment of a need or furtherance of an effort or purpose
(n): a member of the lower chamber of a legislative assembly (such as in France)
(n): someone who makes or enacts laws
(n): a person appointed to represent or act on behalf of others
(n): a representative who acts on behalf of other persons or organizations